Put umzug in server/libs and remove unneeded dependencies from it

server/libs/umzug/storage/memory.js

@@ -0,0 +1,17 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.memoryStorage = void 0;
+const memoryStorage = () => {
+    let executed = [];
+    return {
+        async logMigration({ name }) {
+            executed.push(name);
+        },
+        async unlogMigration({ name }) {
+            executed = executed.filter(n => n !== name);
+        },
+        executed: async () => [...executed],
+    };
+};
+exports.memoryStorage = memoryStorage;
+//# sourceMappingURL=memory.js.map